Mental Subtraction Worksheet for Class 2 and 3
How to do it in your head (Tens first): Keep the first number as it is. Take away the tens of the second number. Take away the ones (bridge back through a ten if you need to).
NameDateTime takenScore ___ / 40
- 1.95 − 45 =
- 2.87 − 71 =
- 3.96 − 51 =
- 4.65 − 34 =
- 5.87 − 23 =
- 6.93 − 31 =
- 7.61 − 36 =
- 8.69 − 35 =
- 9.60 − 17 =
- 10.58 − 28 =
- 11.92 − 26 =
- 12.56 − 22 =
- 13.81 − 63 =
- 14.66 − 51 =
- 15.57 − 29 =
- 16.97 − 47 =
- 17.54 − 23 =
- 18.62 − 41 =
- 19.55 − 18 =
- 20.92 − 53 =
- 21.94 − 73 =
- 22.63 − 31 =
- 23.63 − 37 =
- 24.73 − 36 =
- 25.73 − 31 =
- 26.77 − 12 =
- 27.64 − 36 =
- 28.57 − 38 =
- 29.68 − 41 =
- 30.63 − 25 =
- 31.93 − 41 =
- 32.97 − 84 =
- 33.93 − 79 =
- 34.61 − 28 =
- 35.52 − 41 =
- 36.55 − 23 =
- 37.67 − 31 =
- 38.69 − 31 =
- 39.67 − 33 =
- 40.52 − 21 =
Answer key
- 50
- 16
- 45
- 31
- 64
- 62
- 25
- 34
- 43
- 30
- 66
- 34
- 18
- 15
- 28
- 50
- 31
- 21
- 37
- 39
- 21
- 32
- 26
- 37
- 42
- 65
- 28
- 19
- 27
- 38
- 52
- 13
- 14
- 33
- 11
- 32
- 36
- 38
- 34
- 31
Free mental maths lessons, practice and worksheets at talentjr.in/mental-maths